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Instructions–Parts List
Husky750 and Husky2000
308703G
Surge Suppressors
For control of pressure fluctuations and acceleration loss,
preventing cavitation. For professional use only.
120 psi (0.8 MPa, 8 bar) Maximum Air Input Pressure
120 psi (0.8 MPa, 8 bar) Maximum Fluid Working Pressure
See the Model Numbers on page 12.
Important Safety Instructions
Read all warnings and instructions in this manual.
Save these instructions.
06894
06887
06892
06891
06888
Model 239088 Model 239091 Model
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Table of Contents Symbols Warning Symbol Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 WARNING Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 This symbol alerts you to the possibility of serious Troubleshooting . . . . . . . . . . . . . . . . .
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WARNING TOXIC FLUID HAZARD Hazardous fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the skin, inhaled, or swallowed. Know the specific hazards of the fluid you are using. Store hazardous fluid in an approved container. Dispose of hazardous fluid according to all local, state and national guidelines. Always wear protective eyewear, gloves, clothing and respirator as recommended by the fluid and solvent manufacturer. Pipe and dispose of the exhaust ai
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Installation Grounding WARNING FIRE AND EXPLOSION HAZARD When pumping flammable fluids, the surge suppressor must be grounded. 23 Before pumping, ground the system as 2 explained below. Also read the section FIRE OR EXPLOSION HAZARD on page 3. Polypropylene surge suppressors are not conductive. Attaching the ground wire to the grounding lug grounds only the clamp or flange (see Fig. 1). When pumping conductive flammable fluids, always ground the entire fluid system by making sure the fluid ha
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Installation Grounding a Surge Suppressor A Husky pump B Husky surge suppressor H Fluid drain valve (required) S Dispense valve T Fluid drain line W Surge suppressor ground wire (required) See page 4 for installation instructions. air supply Y Air motor ground wire (required) connection Z Container ground wire (required) Hose must be conductive. H B Dispense valve nozzle must be in W contact with the container. T S A Y Z Z S air supply connection H B T W Z A Y Z Fig. 2
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Installation The installations in Fig. 2 are guides for selecting and installing system components. Contact your Graco distributor for assistance in planning a system to suit your needs. Mounting Automatic and Manual Models Be sure the mounting surface can support the weight of the pump, surge suppressor, hoses, and accessories, and the stress caused during operation. Mount the surge suppressor as close to the pump discharge as possible and upstream of equipment such as valves, meters, filter
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Operation Pressure Relief Procedure Minimum and Maximum Operating Temperatures WARNING Find the minimum and maximum operating tempera- PRESSURIZED EQUIPMENT HAZARD tures for your surge suppressor unit in the list below. The equipment stays pressurized until pressure is These temperature limits are stated at zero gauge manually relieved. To reduce the risk of serious pressure. injury from pressurized fluid, accidental spray from the dispensing device, or splashing fluid, follow this procedure w
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Operation Charging and Startup For optimum performance, surge suppressors should be charged to a pressure 2 to 10 psi (0.01 to 0.07 MPa, 0.1 to 0.7 bar) lower than system pressure. Automatic Models Manual Models CAUTION CAUTION Manual surge suppressors must be charged before Automatic surge suppressors must have the air you start pumping. Failure to do so could result in supply connected before you start pumping. Failure the internal air valve puncturing or rupturing the to do so could result
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Troubleshooting Relieve the pressure before checking or servicing the WARNING equipment. To reduce the risk of serious injury whenever you are instructed to relieve pressure, always follow the Check all possible problems and causes before disas- Pressure Relief Procedure on page 7. sembling the pump. PROBLEM CAUSE SOLUTION Surge suppressor does not hold Manual or automatic models: pressure. –Leaking threaded connections –Check all threads for leaks. –Loose flange bolts or clamp –See Torque Table
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Service Bladder Failure Replacing Bladder or Bellows 1. Relieve the pressure. Normal life for bladders can be from a few months to several years, depending upon the harshness of the WARNING application. Below are common reasons for failed To reduce the risk of serious injury whenever you bladders or bellows: are instructed to relieve pressure, always follow the Pressure Relief Procedure on page 7. Chemical attack: Check chemical compatibility 2. Remove the clamp band, ring flange, or bolts.
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Service Torque Table Find the proper torque specifications for your surge suppressor unit in the table below. These are the torques to which the clamp band, ring flange, or bolts in bolted units need to be tightened. KEY: plastic = polypropylene or acetal metal = stainless steel rubber = fluoroelastomer or Buna–N Bladder Housing Model Material Material Type of Clamp Torque Husky 2000 rubber plastic clamp band 45 to 55 in-lb (5.1 to 6.2 N-m) Husky 2000 rubber plastic ring flange 65 to 70 in-lb (
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Model Numbers Automatic Husky 750, 3/4-in Surge Suppressors Polypropylene Wetted Bottom Housing and Non-Wetted Top Housing 239096 with Buna–N bladder 239121 with PTFE bellows 239122 with fluoroelastomer bladder Stainless Steel Wetted Bottom Housing and Non-Wetted Top Housing 239095 with Buna–N bladder 239123 with PTFE bellows 239124 with fluoroelastomer bladder Automatic Husky 2000, 2-in Surge Suppressors Stainless Steel Wetted Bottom Housing, Polypropylene Non-Wetted Top Housing 239093 with Bun
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Parts Matrix Replacement Parts for Husky 750 and Husky 2000 Surge Suppressors, Series A Parts Surge Suppressor Models Automatic Automatic Manual Manual NOTE: The quantity of every part in this list Husky 750 Husky 2000 Husky 750 Husky 2000 is is 1 1 f for or every every model model. The The X X’’s s indicate indicate the the parts that are included in each model. 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9
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Parts Drawings (see Parts Matrix on page 13) 8 4 5 24, 25, 26, 28 hanging on regulator C A 8 4 9 5 24, 25, 26, 28 22 hanging on regulator C 21 A 2 3 2 20 22 3 20 B B 06890 06889 Model 239090 Model 239091
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Parts Drawings (see Parts Matrix on page 13) 2 C 3 8 22 4 10 includes fasteners 5 C 1 24, 25, 27, 28 A A hanging on regulator 24, 25, 27, 28 hanging on gauge 11 22 6 7 2 3 14 B 10 includes fasteners B 06893 06886 Model 239088 Model 239126
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Dimensions Manual Husky 2000 Automatic Husky 2000 239088 shown 239126 shown 23.25 in. (591 mm) 22.50 in. (572 mm) 20.25 in. (514 mm) 20.25 in. (514 mm) 8.5 in. 06894 (216 mm) 8.5 in. 06887 2 npt fluid inlet (216 mm) 2 npt fluid inlet Manual Husky 750 Automatic Husky 750 239091 shown 239096 shown 12.5 in. (318 mm) 13.25 in. (337 mm) 10.0 in. (254 mm) 10.0 in. 6.0 in. 06892 (254 mm) (152 mm) 06891 6.0 in. (152 mm) 3/4 npt fluid inlet 3/4 npt fluid inlet
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Technical Data Maximum air input pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 psi (0.8 MPa, 8 bar) Air line connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1/4 npt Fluid Inlet size Husky 2000 models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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Graco Standard Warranty Graco warrants all equipment manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use. With the exception of any special, extended, or limited warranty published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Graco to be defective. This warranty applies only wh
